Home / 14,529.42-20,054.88-8,563.02

Finding the Fourth Proportional to 14,529.42, 20,054.88 and 8,563.02

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Solution

The fourth proportional to 14,529.42, 20,054.88 and 8,563.02 is: 11,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.42 : 20,054.88 = 8,563.02 : x
  2. Step 2: Convert to fraction form
    14,529.42/20,054.88 = 8,563.02/x
  3. Step 3: Cross multiply
    14,529.42x = 20,054.88 × 8,563.02
  4. Step 4: Simplify right side
    14,529.42x = 171,730,338.54
  5. Step 5: Solve for x
    x = 171,730,338.54/14,529.42
  6. Step 6: Final answer
    x = 11,819.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.